<!doctype html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>后台管理</title>

    <style>
        #error {
            height: 500px;
            font-size: 50px;
            font-family: Arail;
            color: #ff0000;
            text-align: center;
            padding-top: 200px
        }

    </style>
</head>
<body>
<!--/sidebar-->
<div id="error">您无权访问该页面</div>
</body>
</html>